Remove @ from LU labels. (#8399)

Co-authored-by: Chris McConnell <chrimc>
Co-authored-by: Chris Whitten <christopher.whitten@microsoft.com>
Co-authored-by: Soroush <hatpick@gmail.com>

Composer/packages/server/package.json

@@ -79,7 +79,7 @@
     "@botframework-composer/types": "*",
     "@microsoft/bf-dialog": "4.14.0-dev.20210415.161c029",
     "@microsoft/bf-dispatcher": "^4.11.0-beta.20201016.393c6b2",
-    "@microsoft/bf-generate-library": "4.14.0-preview.20210713.5839ad4",
+    "@microsoft/bf-generate-library": "4.14.0-preview.20210714.e1b6d70",
     "@microsoft/bf-lu": "4.15.0-dev.20210702.cbf708d",
     "@microsoft/bf-orchestrator": "4.14.0-rc0",
     "applicationinsights": "^1.8.7",

Composer/yarn.lock

@@ -4327,10 +4327,10 @@
     ts-md5 "^1.2.6"
     tslib "^1.10.0"
 
-"@microsoft/bf-generate-library@4.14.0-preview.20210713.5839ad4":
-  version "4.14.0-preview.20210713.5839ad4"
-  resolved "https://registry.yarnpkg.com/@microsoft/bf-generate-library/-/bf-generate-library-4.14.0-preview.20210713.5839ad4.tgz#cb86eb3fb24d869d33de82375e8f4e6dd59b5d30"
-  integrity sha512-1GE+WsmdJEPl+HF/ZLj8Fuli726FGdiBrNDMfJbeFU74c6gJsc7orzVGVTqzPeOVpCgcft7gYY44fFXE8n8LHQ==
+"@microsoft/bf-generate-library@4.14.0-preview.20210714.e1b6d70":
+  version "4.14.0-preview.20210714.e1b6d70"
+  resolved "https://registry.yarnpkg.com/@microsoft/bf-generate-library/-/bf-generate-library-4.14.0-preview.20210714.e1b6d70.tgz#51a95b38566975215a049b47304b35959cabadfb"
+  integrity sha512-49lBB5ZE1oVTICZv+0ArPQ0Q+S4F5Lb8Obf0TJA7Xk74G5cn+1hn8FVSp4/rrACitwj7uIleq9VHxpOqYLeLTg==
   dependencies:
     "@microsoft/bf-lu" "^4.15.0-dev.20210702.cbf708d"
     adaptive-expressions "^4.15.0-dev.290c7e0"